Function cumulative

src/simplicity/rsort.c:55–61

Given an array of bucket sizes, and an initial value 'bucketEdge[0]', * add subsequent bucket edges of the given bucket sizes. * * Precondition: uint32_t bucketEdge[CHAR_COUNT]; * const uint32_t sizes[CHAR_COUNT]; */

 *               const uint32_t sizes[CHAR_COUNT];
 */
static void cumulative(uint32_t* restrict bucketEdge, const uint32_t* restrict sizes) {
  uint32_t accumulator = bucketEdge[0] + sizes[0];
  for (unsigned int i = 1; i < CHAR_COUNT; ++i) {
    bucketEdge[i] = accumulator;
    accumulator += sizes[i];
  }
}

/* Exchange two pointers.
 * (a == b is acceptable.)